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Sprint MVNO Ting, which is owned by Tucows, confirmed it is now providing service to Sprint-issued Apple iPhone 4 and 4S smartphones. The company described the support as a beta program, which Ting said means that it can provide the service to any new and existing customer but that it cannot promote it or market it on its website.

Samsung Electronics' Galaxy S III and Galaxy Note II were the top-rated smartphones in terms of customer satisfaction, beating out Apple's iPhone 5 and other recent iPhones, according to a new report from the American Customer Satisfaction Index.

AT&T Mobility said it is bringing its Enhanced Push-to-Talk service to business customers through a new app available for Apple's iPhone 5 and iPhone 4S. AT&T boasted that this will be the first time a U.S. carrier is offering push-to-talk capabilities on the iPhone, and the app's launch comes less than three weeks ahead of Sprint Nextel's planned shutdown of its Nextel iDEN network.

Apple is partnering with wireless device distributor Brightstar to establish an in-store iPhone trade-in program to let customers turn in older models and upgrade to the newer iPhone 5, according to a Bloomberg report.

Apple said it sold 37.4 million iPhones and 19.5 million iPads in its fiscal 2013 second quarter, which ended March 30, beating analysts' expectations for around 35 million iPhones and 17 million iPads. In the year-ago quarter, Apple sold 35.1 million iPhones and 11.8 million iPads.

To build buzz and hike sales of its anticipated April 12 launch of Apple's iPhone 5, T-Mobile USA is launching an iPhone trade-in program aimed at encouraging existing iPhone users to switch to T-Mobile's network.

Clearwire MVNO FreedomPop announced today that its long-delayed iPhone Sleeve may soon be released commercially. The company said the FCC has completed testing the gadget and that "a decision by the FCC is expected by the end of April."

T-Mobile USA will finally start selling Apple's iPhone on April 12, and according to a report from industry analyst Horace Dediu of Asymco, T-Mobile will sell around 3.4 million iPhone units this year.

Apple's iPhone 5 was the world's best-selling smartphone in the fourth quarter, according to a new report from research firm Strategy Analytics. The firm said Apple's latest model, along with its older iPhone 4S, outsold Samsung Electronics' flagship Galaxy S III during the fourth quarter.